reduxframework / redux-framework

redux-core/class-redux-core.php

Indentation +617 added lines, -617 removed lines

@@ -11,623 +11,623 @@
 
 if ( ! class_exists( 'Redux_Core', false ) ) {
 
-	/**
-	 * Class Redux_Core
-	 */
-	class Redux_Core {
-
-		/**
-		 * Class instance.
-		 *
-		 * @var null|Redux_Core
-		 */
-		public static ?Redux_Core $instance = null;
-
-		/**
-		 * Project version
-		 *
-		 * @var string
-		 */
-		public static string $version;
-
-		/**
-		 * Project directory.
-		 *
-		 * @var string.
-		 */
-		public static string $dir;
-
-		/**
-		 * Project URL.
-		 *
-		 * @var string.
-		 */
-		public static string $url;
-
-		/**
-		 * Base directory path.
-		 *
-		 * @var string
-		 */
-		public static string $redux_path;
-
-		/**
-		 * Absolute direction path to WordPress upload directory.
-		 *
-		 * @var string
-		 */
-		public static string $upload_dir = '';
-
-		/**
-		 * Full URL to WordPress upload directory.
-		 *
-		 * @var null|string
-		 */
-		public static ?string $upload_url = '';
-
-		/**
-		 * Set when Redux is run as a plugin.
-		 *
-		 * @var bool
-		 */
-		public static bool $is_plugin = true;
-
-		/**
-		 * Indicated in_theme or in_plugin.
-		 *
-		 * @var string
-		 */
-		public static string $installed = '';
-
-		/**
-		 * Set when Redux is run as a plugin.
-		 *
-		 * @var bool
-		 */
-		public static bool $as_plugin = false;
-
-		/**
-		 * Set when Redux is embedded within a theme.
-		 *
-		 * @var bool
-		 */
-		public static bool $in_theme = false;
-
-		/**
-		 * Pointer to an updated Google fonts array.
-		 *
-		 * @var array|null
-		 */
-		public static ?array $updated_google_fonts = array();
-
-		/**
-		 * List of files calling Redux.
-		 *
-		 * @var array|null
-		 */
-		public static ?array $callers = array();
-
-		/**
-		 * Pointer to _SERVER global.
-		 *
-		 * @var array|null
-		 */
-		public static ?array $server = array();
-
-		/**
-		 * Field folding information for localization.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $required = array();
-
-		/**
-		 * Field child-folding information for localization.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $required_child = array();
-
-		/**
-		 * Array of fields to be folded.
-		 *
-		 * @var array|null
-		 */
-		public static ?array $folds = array();
-
-		/**
-		 * Array of fields that didn't pass the fold dependency test and are hidden.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $fields_hidden = array();
-
-		/**
-		 * Values to generate google font CSS.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $typography = array();
-
-		/**
-		 * Validation ran flag.
-		 *
-		 * @var bool
-		 */
-		public static bool $validation_ran = false;
-
-		/**
-		 * No output flag.
-		 *
-		 * @var bool
-		 */
-		public static bool $no_output = false;
-
-		/**
-		 * Array of fonts used by the panel for localization.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $fonts = array();
-
-		/**
-		 * Array of Google fonts used by the panel for localization.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $google_array = array();
-
-		/**
-		 * Array of various font groups used within the typography field.
-		 *
-		 * @var null|array
-		 */
-		public static ?array $font_groups = array();
-
-		/**
-		 * File system object used for I/O file operations.  Done the WordPress way.
-		 *
-		 * @var null|object
-		 */
-		public static ?object $filesystem;
-
-		/**
-		 * Pointer to the third party fixes class.
-		 *
-		 * @var Redux_ThirdParty_Fixes
-		 */
-		public static Redux_ThirdParty_Fixes $third_party_fixes;
-
-		/**
-		 * Redux Welcome screen object.
-		 *
-		 * @var Redux_Welcome
-		 */
-		public static Redux_Welcome $welcome;
-
-		/**
-		 * Creates instance of class.
-		 *
-		 * @return Redux_Core
-		 * @throws Exception Comment.
-		 */
-		public static function instance(): ?Redux_Core {
-			if ( ! self::$instance ) {
-				self::$instance = new self();
-
-				self::$instance->includes();
-				self::$instance->init();
-				self::$instance->hooks();
-
-				add_action( 'plugins_loaded', array( 'Redux_Core', 'plugins_loaded' ) );
-			}
-
-			return self::$instance;
-		}
-
-		/**
-		 * Things to run after pluggable.php had loaded.
-		 */
-		public static function plugins_loaded() {}
-
-		/**
-		 * Class init.
-		 */
-		private function init() {
-			self::$server = array(
-				'SERVER_SOFTWARE'      => '',
-				'REMOTE_ADDR'          => Redux_Helpers::is_local_host() ? '127.0.0.1' : '',
-				'HTTP_USER_AGENT'      => '',
-				'HTTP_HOST'            => '',
-				'REQUEST_URI'          => '',
-				'HTTP_X_FORWARDED_FOR' => '',
-			);
-
-			// phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
-			if ( ! empty( $_SERVER['SERVER_SOFTWARE'] ) ) {
-				self::$server['SERVER_SOFTWARE'] = sanitize_text_field( wp_unslash( $_SERVER['SERVER_SOFTWARE'] ) );
-			}
-			if ( ! empty( $_SERVER['REMOTE_ADDR'] ) ) {
-				self::$server['REMOTE_ADDR'] = sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) );
-			}
-			if ( ! empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
-				self::$server['HTTP_USER_AGENT'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) );
-			}
-			if ( ! empty( $_SERVER['HTTP_HOST'] ) ) {
-				self::$server['HTTP_HOST'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) );
-			}
-			if ( ! empty( $_SERVER['REQUEST_URI'] ) ) {
-				self::$server['REQUEST_URI'] = sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) );
-			}
-			if ( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
-				self::$server['HTTP_X_FORWARDED_FOR'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_FORWARDED_FOR'] ) );
-			}
-			// phpcs:enable
-
-			self::$dir = trailingslashit( wp_normalize_path( dirname( realpath( __FILE__ ) ) ) );
-
-			Redux_Functions_Ex::generator();
-
-			if ( defined( 'REDUX_PLUGIN_FILE' ) ) {
-				$plugin_info = Redux_Functions_Ex::is_inside_plugin( REDUX_PLUGIN_FILE );
-			}
-
-			$plugin_info = Redux_Functions_Ex::is_inside_plugin( __FILE__ );
-
-			if ( false !== $plugin_info ) {
-				self::$installed = class_exists( 'Redux_Framework_Plugin' ) ? 'plugin' : 'in_plugin';
-				self::$is_plugin = class_exists( 'Redux_Framework_Plugin' );
-				self::$as_plugin = true;
-				self::$url       = trailingslashit( dirname( $plugin_info['url'] ) );
-			} else {
-				$theme_info = Redux_Functions_Ex::is_inside_theme( __FILE__ );
-				if ( false !== $theme_info ) {
-					self::$url       = trailingslashit( dirname( $theme_info['url'] ) );
-					self::$in_theme  = true;
-					self::$installed = 'in_theme';
-				}
-			}
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			self::$url = apply_filters( 'redux/url', self::$url );
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			self::$dir = apply_filters( 'redux/dir', self::$dir );
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			self::$is_plugin = apply_filters( 'redux/is_plugin', self::$is_plugin );
-
-			if ( ! function_exists( 'current_time' ) ) {
-				require_once ABSPATH . '/wp-includes/functions.php';
-			}
-
-			$upload_dir       = wp_upload_dir();
-			self::$upload_dir = $upload_dir['basedir'] . '/redux/';
-			self::$upload_url = str_replace( array( 'https://', 'http://' ), '//', $upload_dir['baseurl'] . '/redux/' );
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			self::$upload_dir = apply_filters( 'redux/upload_dir', self::$upload_dir );
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			self::$upload_url = apply_filters( 'redux/upload_url', self::$upload_url );
-		}
-
-		/**
-		 * Code to execute on a framework __construct.
-		 *
-		 * @param ReduxFramework $redux Pointer to ReduxFramework object.
-		 */
-		public static function core_construct( ReduxFramework $redux ) {
-			self::$third_party_fixes = new Redux_ThirdParty_Fixes( $redux );
-
-			Redux_ThemeCheck::get_instance();
-		}
-
-		/**
-		 * Autoregister run.
-		 *
-		 * @throws Exception Comment.
-		 */
-		private function includes() {
-			if ( is_admin() ) {
-				if ( class_exists( 'Redux_Pro' ) && isset( Redux_Pro::$dir ) ) {
-					echo '<div class="error"><p>' . sprintf( esc_html__( 'Redux has detected the Redux Pro plugin is enabled. All featured of Redux Pro are now part of the entire Redux plugin and is no longer required. Please disable the Redux Pro plugin to avoid potential conflicts.', 'redux-framework' ), '<code></code>' ) . '</p></div>';
-				}
-			}
-
-			require_once __DIR__ . '/inc/classes/class-redux-path.php';
-			require_once __DIR__ . '/inc/classes/class-redux-functions-ex.php';
-			require_once __DIR__ . '/inc/classes/class-redux-helpers.php';
-			require_once __DIR__ . '/inc/classes/class-redux-instances.php';
-
-			Redux_Functions_Ex::register_class_path( 'Redux', __DIR__ . '/inc/classes' );
-			Redux_Functions_Ex::register_class_path( 'Redux', __DIR__ . '/inc/welcome' );
-
-			spl_autoload_register( array( $this, 'register_classes' ) );
-
-			self::$welcome = new Redux_Welcome();
-
-			add_filter( 'debug_information', array( $this, 'add_debug_info' ) );
-		}
-
-		/**
-		 * Add debug info for the WP Site Health screen.
-		 *
-		 * @param array $debug_info Debug data.
-		 *
-		 * @return array
-		 * @throws ReflectionException Exception.
-		 */
-		public function add_debug_info( array $debug_info ): array {
-
-			// Get browser data.
-			if ( ! class_exists( 'ReduxBrowser' ) ) {
-				require_once self::$dir . 'inc/lib/browser.php';
-			}
-
-			$browser = new ReduxBrowser();
-
-			$browser_data = array(
-				'Agent'    => $browser->getUserAgent(),
-				'Browser'  => $browser->getBrowser(),
-				'Version'  => $browser->getVersion(),
-				'Platform' => $browser->getPlatform(),
-			);
-
-			// Set Redux dir permission results to Site Health screen.
-			$debug_info['wp-filesystem']['fields'][] = array(
-				'label' => esc_html__( 'The Redux upload directory', 'redux-framework' ),
-				'value' => wp_is_writable( self::$upload_dir ) ? 'Writable' : 'Not writable',
-			);
-
-			// Set Redux plugin results to Site Health screen.
-			$debug_info['redux-framework'] = array(
-				'label'       => esc_html__( 'Redux Framework', 'redux-framework' ),
-				'description' => esc_html__( 'Debug information specific to Redux Framework.', 'redux-framework' ),
-				'fields'      => array(
-					'version'        => array(
-						'label' => esc_html__( 'Version', 'redux-framework' ),
-						'value' => self::$version,
-					),
-					'installation'   => array(
-						'label' => esc_html__( 'Installation', 'redux-framework' ),
-						'value' => self::$installed,
-					),
-					'data directory' => array(
-						'label' => esc_html__( 'Data directory', 'redux-framework' ),
-						'value' => self::$dir,
-					),
-					'browser'        => array(
-						'label' => esc_html__( 'Browser', 'redux-framework' ),
-						'value' => $browser_data,
-					),
-				),
-			);
-
-			$redux = Redux::all_instances();
-
-			$extensions = array();
-
-			if ( ! empty( $redux ) && is_array( $redux ) ) {
-				foreach ( $redux as $inst => $data ) {
-					Redux::init( $inst );
-
-					$inst_name = ucwords( str_replace( array( '_', '-' ), ' ', $inst ) );
-					$args      = $data->args;
-
-					$ext = Redux::get_extensions( $inst );
-					if ( ! empty( $ext ) && is_array( $ext ) ) {
-						ksort( $ext );
-
-						foreach ( $ext as $name => $arr ) {
-							$ver = $arr['version'];
-
-							$ex = esc_html( ucwords( str_replace( array( '_', '-' ), ' ', $name ) ) );
-
-							$extensions[ $ex ] = esc_html( $ver );
-						}
-					}
-
-					// Output Redux instances.
-					$debug_info[ 'redux-instance-' . $inst ] = array(
-						// translators: %s = Instance name.
-						'label'       => sprintf( esc_html__( 'Redux Instance: %s', 'redux-framework' ), $inst_name ),
-						// translators: %s = Instance name w/ HTML.
-						'description' => sprintf( esc_html__( 'Debug information for the %s Redux instance.', 'redux-framework' ), '<code>' . $inst . '</code>' ),
-						'fields'      => array(
-							'opt_name'         => array(
-								'label' => esc_html( 'opt_name' ),
-								'value' => $args['opt_name'],
-							),
-							'global_variable'  => array(
-								'label' => esc_html( 'global_variable' ),
-								'value' => $args['global_variable'],
-							),
-							'dev_mode'         => array(
-								'label' => esc_html( 'dev_mode' ),
-								'value' => $args['dev_mode'] ? 'true' : 'false',
-							),
-							'ajax_save'        => array(
-								'label' => esc_html( 'ajax_save' ),
-								'value' => $args['ajax_save'] ? 'true' : 'false',
-							),
-							'page_slug'        => array(
-								'label' => esc_html( 'page_slug' ),
-								'value' => $args['page_slug'],
-							),
-							'page_permissions' => array(
-								'label' => esc_html( 'page_permissions' ),
-								'value' => $args['page_permissions'],
-							),
-							'menu_type'        => array(
-								'label' => esc_html( 'menu_type' ),
-								'value' => $args['menu_type'],
-							),
-							'page_parent'      => array(
-								'label' => esc_html( 'page_parent' ),
-								'value' => $args['page_parent'],
-							),
-							'compiler'         => array(
-								'label' => esc_html( 'compiler' ),
-								'value' => $args['compiler'] ? 'true' : 'false',
-							),
-							'output'           => array(
-								'label' => esc_html( 'output' ),
-								'value' => $args['output'] ? 'true' : 'false',
-							),
-							'output_tag'       => array(
-								'label' => esc_html( 'output_tag' ),
-								'value' => $args['output_tag'] ? 'true' : 'false',
-							),
-							'templates_path'   => array(
-								'label' => esc_html( 'templates_path' ),
-								'value' => $args['templates_path'],
-							),
-							'extensions'       => array(
-								'label' => esc_html( 'extensions' ),
-								'value' => $extensions,
-							),
-						),
-					);
-				}
-			}
-
-			return $debug_info;
-		}
-
-		/**
-		 * Register callback for autoload.
-		 *
-		 * @param string $class_name name of class.
-		 */
-		public function register_classes( string $class_name ) {
-			$class_name_test = self::strtolower( $class_name );
-
-			if ( strpos( $class_name_test, 'redux' ) === false ) {
-				return;
-			}
-
-			if ( ! class_exists( 'Redux_Functions_Ex' ) ) {
-				require_once Redux_Path::get_path( '/inc/classes/class-redux-functions-ex.php' );
-			}
-
-			if ( ! class_exists( $class_name ) ) {
-				// Backward compatibility for extensions sucks!
-				if ( 'Redux_Instances' === $class_name ) {
-					require_once Redux_Path::get_path( '/inc/classes/class-redux-instances.php' );
-					require_once Redux_Path::get_path( '/inc/lib/redux-instances.php' );
-
-					return;
-				}
-
-				// Load Redux APIs.
-				if ( 'Redux' === $class_name ) {
-					require_once Redux_Path::get_path( '/inc/classes/class-redux-api.php' );
-
-					return;
-				}
-
-				// Redux extra theme checks.
-				if ( 'Redux_ThemeCheck' === $class_name ) {
-					require_once Redux_Path::get_path( '/inc/themecheck/class-redux-themecheck.php' );
-
-					return;
-				}
-
-				if ( 'Redux_Welcome' === $class_name ) {
-					require_once Redux_Path::get_path( '/inc/welcome/class-redux-welcome.php' );
-
-					return;
-				}
-
-				$mappings = array(
-					'ReduxFrameworkInstances'  => 'Redux_Instances',
-					'reduxCorePanel'           => 'Redux_Panel',
-					'reduxCoreEnqueue'         => 'Redux_Enqueue',
-					'Redux_Abstract_Extension' => 'Redux_Extension_Abstract',
-				);
-				$alias    = false;
-				if ( isset( $mappings[ $class_name ] ) ) {
-					$alias      = $class_name;
-					$class_name = $mappings[ $class_name ];
-				}
-
-				// Everything else.
-				$file = 'class.' . $class_name_test . '.php';
-
-				$class_path = Redux_Path::get_path( '/inc/classes/' . $file );
-
-				if ( ! file_exists( $class_path ) ) {
-					$class_file_name = str_replace( '_', '-', $class_name );
-					$file            = 'class-' . $class_name_test . '.php';
-					$class_path      = Redux_Path::get_path( '/inc/classes/' . $file );
-				}
-
-				if ( file_exists( $class_path ) && ! class_exists( $class_name ) ) {
-					require_once $class_path;
-				}
-				if ( class_exists( $class_name ) && ! empty( $alias ) && ! class_exists( $alias ) ) {
-					class_alias( $class_name, $alias );
-				}
-			}
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			do_action( 'redux/core/includes', $this );
-		}
-
-		/**
-		 * Hooks to run on instance creation.
-		 */
-		private function hooks() {
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			do_action( 'redux/core/hooks', $this );
-		}
-
-		/**
-		 * Action to run on WordPress heartbeat.
-		 *
-		 * @return bool
-		 */
-		public static function is_heartbeat(): bool {
-			// Disregard WP AJAX 'heartbeat' call.  Why waste resources?
-			if ( isset( $_POST ) && isset( $_POST['_nonce'] ) && wp_verify_nonce( sanitize_key( wp_unslash( $_POST['_nonce'] ) ), 'heartbeat-nonce' ) ) {
-
-				if ( isset( $_POST['action'] ) && 'heartbeat' === sanitize_text_field( wp_unslash( $_POST['action'] ) ) ) {
-
-					// Hook, for purists.
-					if ( has_action( 'redux/ajax/heartbeat' ) ) {
-						// phpcs:ignore WordPress.NamingConventions.ValidHookName
-						do_action( 'redux/ajax/heartbeat' );
-					}
-
-					return true;
-				}
-
-				return false;
-			}
-
-			// Buh bye!
-			return false;
-		}
-
-		/**
-		 * Helper method to check for mb_strtolower or to use the standard strtolower.
-		 *
-		 * @param string|null $str String to make lowercase.
-		 *
-		 * @return string|null
-		 */
-		public static function strtolower( ?string $str ): string {
-			if ( function_exists( 'mb_strtolower' ) && function_exists( 'mb_detect_encoding' ) ) {
-				return mb_strtolower( $str, mb_detect_encoding( $str ) );
-			} else {
-				return strtolower( $str );
-			}
-		}
-	}
-
-	/*
+    /**
+     * Class Redux_Core
+     */
+    class Redux_Core {
+
+        /**
+         * Class instance.
+         *
+         * @var null|Redux_Core
+         */
+        public static ?Redux_Core $instance = null;
+
+        /**
+         * Project version
+         *
+         * @var string
+         */
+        public static string $version;
+
+        /**
+         * Project directory.
+         *
+         * @var string.
+         */
+        public static string $dir;
+
+        /**
+         * Project URL.
+         *
+         * @var string.
+         */
+        public static string $url;
+
+        /**
+         * Base directory path.
+         *
+         * @var string
+         */
+        public static string $redux_path;
+
+        /**
+         * Absolute direction path to WordPress upload directory.
+         *
+         * @var string
+         */
+        public static string $upload_dir = '';
+
+        /**
+         * Full URL to WordPress upload directory.
+         *
+         * @var null|string
+         */
+        public static ?string $upload_url = '';
+
+        /**
+         * Set when Redux is run as a plugin.
+         *
+         * @var bool
+         */
+        public static bool $is_plugin = true;
+
+        /**
+         * Indicated in_theme or in_plugin.
+         *
+         * @var string
+         */
+        public static string $installed = '';
+
+        /**
+         * Set when Redux is run as a plugin.
+         *
+         * @var bool
+         */
+        public static bool $as_plugin = false;
+
+        /**
+         * Set when Redux is embedded within a theme.
+         *
+         * @var bool
+         */
+        public static bool $in_theme = false;
+
+        /**
+         * Pointer to an updated Google fonts array.
+         *
+         * @var array|null
+         */
+        public static ?array $updated_google_fonts = array();
+
+        /**
+         * List of files calling Redux.
+         *
+         * @var array|null
+         */
+        public static ?array $callers = array();
+
+        /**
+         * Pointer to _SERVER global.
+         *
+         * @var array|null
+         */
+        public static ?array $server = array();
+
+        /**
+         * Field folding information for localization.
+         *
+         * @var null|array
+         */
+        public static ?array $required = array();
+
+        /**
+         * Field child-folding information for localization.
+         *
+         * @var null|array
+         */
+        public static ?array $required_child = array();
+
+        /**
+         * Array of fields to be folded.
+         *
+         * @var array|null
+         */
+        public static ?array $folds = array();
+
+        /**
+         * Array of fields that didn't pass the fold dependency test and are hidden.
+         *
+         * @var null|array
+         */
+        public static ?array $fields_hidden = array();
+
+        /**
+         * Values to generate google font CSS.
+         *
+         * @var null|array
+         */
+        public static ?array $typography = array();
+
+        /**
+         * Validation ran flag.
+         *
+         * @var bool
+         */
+        public static bool $validation_ran = false;
+
+        /**
+         * No output flag.
+         *
+         * @var bool
+         */
+        public static bool $no_output = false;
+
+        /**
+         * Array of fonts used by the panel for localization.
+         *
+         * @var null|array
+         */
+        public static ?array $fonts = array();
+
+        /**
+         * Array of Google fonts used by the panel for localization.
+         *
+         * @var null|array
+         */
+        public static ?array $google_array = array();
+
+        /**
+         * Array of various font groups used within the typography field.
+         *
+         * @var null|array
+         */
+        public static ?array $font_groups = array();
+
+        /**
+         * File system object used for I/O file operations.  Done the WordPress way.
+         *
+         * @var null|object
+         */
+        public static ?object $filesystem;
+
+        /**
+         * Pointer to the third party fixes class.
+         *
+         * @var Redux_ThirdParty_Fixes
+         */
+        public static Redux_ThirdParty_Fixes $third_party_fixes;
+
+        /**
+         * Redux Welcome screen object.
+         *
+         * @var Redux_Welcome
+         */
+        public static Redux_Welcome $welcome;
+
+        /**
+         * Creates instance of class.
+         *
+         * @return Redux_Core
+         * @throws Exception Comment.
+         */
+        public static function instance(): ?Redux_Core {
+            if ( ! self::$instance ) {
+                self::$instance = new self();
+
+                self::$instance->includes();
+                self::$instance->init();
+                self::$instance->hooks();
+
+                add_action( 'plugins_loaded', array( 'Redux_Core', 'plugins_loaded' ) );
+            }
+
+            return self::$instance;
+        }
+
+        /**
+         * Things to run after pluggable.php had loaded.
+         */
+        public static function plugins_loaded() {}
+
+        /**
+         * Class init.
+         */
+        private function init() {
+            self::$server = array(
+                'SERVER_SOFTWARE'      => '',
+                'REMOTE_ADDR'          => Redux_Helpers::is_local_host() ? '127.0.0.1' : '',
+                'HTTP_USER_AGENT'      => '',
+                'HTTP_HOST'            => '',
+                'REQUEST_URI'          => '',
+                'HTTP_X_FORWARDED_FOR' => '',
+            );
+
+            // phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
+            if ( ! empty( $_SERVER['SERVER_SOFTWARE'] ) ) {
+                self::$server['SERVER_SOFTWARE'] = sanitize_text_field( wp_unslash( $_SERVER['SERVER_SOFTWARE'] ) );
+            }
+            if ( ! empty( $_SERVER['REMOTE_ADDR'] ) ) {
+                self::$server['REMOTE_ADDR'] = sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) );
+            }
+            if ( ! empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
+                self::$server['HTTP_USER_AGENT'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) );
+            }
+            if ( ! empty( $_SERVER['HTTP_HOST'] ) ) {
+                self::$server['HTTP_HOST'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) );
+            }
+            if ( ! empty( $_SERVER['REQUEST_URI'] ) ) {
+                self::$server['REQUEST_URI'] = sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) );
+            }
+            if ( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
+                self::$server['HTTP_X_FORWARDED_FOR'] = sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_FORWARDED_FOR'] ) );
+            }
+            // phpcs:enable
+
+            self::$dir = trailingslashit( wp_normalize_path( dirname( realpath( __FILE__ ) ) ) );
+
+            Redux_Functions_Ex::generator();
+
+            if ( defined( 'REDUX_PLUGIN_FILE' ) ) {
+                $plugin_info = Redux_Functions_Ex::is_inside_plugin( REDUX_PLUGIN_FILE );
+            }
+
+            $plugin_info = Redux_Functions_Ex::is_inside_plugin( __FILE__ );
+
+            if ( false !== $plugin_info ) {
+                self::$installed = class_exists( 'Redux_Framework_Plugin' ) ? 'plugin' : 'in_plugin';
+                self::$is_plugin = class_exists( 'Redux_Framework_Plugin' );
+                self::$as_plugin = true;
+                self::$url       = trailingslashit( dirname( $plugin_info['url'] ) );
+            } else {
+                $theme_info = Redux_Functions_Ex::is_inside_theme( __FILE__ );
+                if ( false !== $theme_info ) {
+                    self::$url       = trailingslashit( dirname( $theme_info['url'] ) );
+                    self::$in_theme  = true;
+                    self::$installed = 'in_theme';
+                }
+            }
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            self::$url = apply_filters( 'redux/url', self::$url );
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            self::$dir = apply_filters( 'redux/dir', self::$dir );
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            self::$is_plugin = apply_filters( 'redux/is_plugin', self::$is_plugin );
+
+            if ( ! function_exists( 'current_time' ) ) {
+                require_once ABSPATH . '/wp-includes/functions.php';
+            }
+
+            $upload_dir       = wp_upload_dir();
+            self::$upload_dir = $upload_dir['basedir'] . '/redux/';
+            self::$upload_url = str_replace( array( 'https://', 'http://' ), '//', $upload_dir['baseurl'] . '/redux/' );
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            self::$upload_dir = apply_filters( 'redux/upload_dir', self::$upload_dir );
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            self::$upload_url = apply_filters( 'redux/upload_url', self::$upload_url );
+        }
+
+        /**
+         * Code to execute on a framework __construct.
+         *
+         * @param ReduxFramework $redux Pointer to ReduxFramework object.
+         */
+        public static function core_construct( ReduxFramework $redux ) {
+            self::$third_party_fixes = new Redux_ThirdParty_Fixes( $redux );
+
+            Redux_ThemeCheck::get_instance();
+        }
+
+        /**
+         * Autoregister run.
+         *
+         * @throws Exception Comment.
+         */
+        private function includes() {
+            if ( is_admin() ) {
+                if ( class_exists( 'Redux_Pro' ) && isset( Redux_Pro::$dir ) ) {
+                    echo '<div class="error"><p>' . sprintf( esc_html__( 'Redux has detected the Redux Pro plugin is enabled. All featured of Redux Pro are now part of the entire Redux plugin and is no longer required. Please disable the Redux Pro plugin to avoid potential conflicts.', 'redux-framework' ), '<code></code>' ) . '</p></div>';
+                }
+            }
+
+            require_once __DIR__ . '/inc/classes/class-redux-path.php';
+            require_once __DIR__ . '/inc/classes/class-redux-functions-ex.php';
+            require_once __DIR__ . '/inc/classes/class-redux-helpers.php';
+            require_once __DIR__ . '/inc/classes/class-redux-instances.php';
+
+            Redux_Functions_Ex::register_class_path( 'Redux', __DIR__ . '/inc/classes' );
+            Redux_Functions_Ex::register_class_path( 'Redux', __DIR__ . '/inc/welcome' );
+
+            spl_autoload_register( array( $this, 'register_classes' ) );
+
+            self::$welcome = new Redux_Welcome();
+
+            add_filter( 'debug_information', array( $this, 'add_debug_info' ) );
+        }
+
+        /**
+         * Add debug info for the WP Site Health screen.
+         *
+         * @param array $debug_info Debug data.
+         *
+         * @return array
+         * @throws ReflectionException Exception.
+         */
+        public function add_debug_info( array $debug_info ): array {
+
+            // Get browser data.
+            if ( ! class_exists( 'ReduxBrowser' ) ) {
+                require_once self::$dir . 'inc/lib/browser.php';
+            }
+
+            $browser = new ReduxBrowser();
+
+            $browser_data = array(
+                'Agent'    => $browser->getUserAgent(),
+                'Browser'  => $browser->getBrowser(),
+                'Version'  => $browser->getVersion(),
+                'Platform' => $browser->getPlatform(),
+            );
+
+            // Set Redux dir permission results to Site Health screen.
+            $debug_info['wp-filesystem']['fields'][] = array(
+                'label' => esc_html__( 'The Redux upload directory', 'redux-framework' ),
+                'value' => wp_is_writable( self::$upload_dir ) ? 'Writable' : 'Not writable',
+            );
+
+            // Set Redux plugin results to Site Health screen.
+            $debug_info['redux-framework'] = array(
+                'label'       => esc_html__( 'Redux Framework', 'redux-framework' ),
+                'description' => esc_html__( 'Debug information specific to Redux Framework.', 'redux-framework' ),
+                'fields'      => array(
+                    'version'        => array(
+                        'label' => esc_html__( 'Version', 'redux-framework' ),
+                        'value' => self::$version,
+                    ),
+                    'installation'   => array(
+                        'label' => esc_html__( 'Installation', 'redux-framework' ),
+                        'value' => self::$installed,
+                    ),
+                    'data directory' => array(
+                        'label' => esc_html__( 'Data directory', 'redux-framework' ),
+                        'value' => self::$dir,
+                    ),
+                    'browser'        => array(
+                        'label' => esc_html__( 'Browser', 'redux-framework' ),
+                        'value' => $browser_data,
+                    ),
+                ),
+            );
+
+            $redux = Redux::all_instances();
+
+            $extensions = array();
+
+            if ( ! empty( $redux ) && is_array( $redux ) ) {
+                foreach ( $redux as $inst => $data ) {
+                    Redux::init( $inst );
+
+                    $inst_name = ucwords( str_replace( array( '_', '-' ), ' ', $inst ) );
+                    $args      = $data->args;
+
+                    $ext = Redux::get_extensions( $inst );
+                    if ( ! empty( $ext ) && is_array( $ext ) ) {
+                        ksort( $ext );
+
+                        foreach ( $ext as $name => $arr ) {
+                            $ver = $arr['version'];
+
+                            $ex = esc_html( ucwords( str_replace( array( '_', '-' ), ' ', $name ) ) );
+
+                            $extensions[ $ex ] = esc_html( $ver );
+                        }
+                    }
+
+                    // Output Redux instances.
+                    $debug_info[ 'redux-instance-' . $inst ] = array(
+                        // translators: %s = Instance name.
+                        'label'       => sprintf( esc_html__( 'Redux Instance: %s', 'redux-framework' ), $inst_name ),
+                        // translators: %s = Instance name w/ HTML.
+                        'description' => sprintf( esc_html__( 'Debug information for the %s Redux instance.', 'redux-framework' ), '<code>' . $inst . '</code>' ),
+                        'fields'      => array(
+                            'opt_name'         => array(
+                                'label' => esc_html( 'opt_name' ),
+                                'value' => $args['opt_name'],
+                            ),
+                            'global_variable'  => array(
+                                'label' => esc_html( 'global_variable' ),
+                                'value' => $args['global_variable'],
+                            ),
+                            'dev_mode'         => array(
+                                'label' => esc_html( 'dev_mode' ),
+                                'value' => $args['dev_mode'] ? 'true' : 'false',
+                            ),
+                            'ajax_save'        => array(
+                                'label' => esc_html( 'ajax_save' ),
+                                'value' => $args['ajax_save'] ? 'true' : 'false',
+                            ),
+                            'page_slug'        => array(
+                                'label' => esc_html( 'page_slug' ),
+                                'value' => $args['page_slug'],
+                            ),
+                            'page_permissions' => array(
+                                'label' => esc_html( 'page_permissions' ),
+                                'value' => $args['page_permissions'],
+                            ),
+                            'menu_type'        => array(
+                                'label' => esc_html( 'menu_type' ),
+                                'value' => $args['menu_type'],
+                            ),
+                            'page_parent'      => array(
+                                'label' => esc_html( 'page_parent' ),
+                                'value' => $args['page_parent'],
+                            ),
+                            'compiler'         => array(
+                                'label' => esc_html( 'compiler' ),
+                                'value' => $args['compiler'] ? 'true' : 'false',
+                            ),
+                            'output'           => array(
+                                'label' => esc_html( 'output' ),
+                                'value' => $args['output'] ? 'true' : 'false',
+                            ),
+                            'output_tag'       => array(
+                                'label' => esc_html( 'output_tag' ),
+                                'value' => $args['output_tag'] ? 'true' : 'false',
+                            ),
+                            'templates_path'   => array(
+                                'label' => esc_html( 'templates_path' ),
+                                'value' => $args['templates_path'],
+                            ),
+                            'extensions'       => array(
+                                'label' => esc_html( 'extensions' ),
+                                'value' => $extensions,
+                            ),
+                        ),
+                    );
+                }
+            }
+
+            return $debug_info;
+        }
+
+        /**
+         * Register callback for autoload.
+         *
+         * @param string $class_name name of class.
+         */
+        public function register_classes( string $class_name ) {
+            $class_name_test = self::strtolower( $class_name );
+
+            if ( strpos( $class_name_test, 'redux' ) === false ) {
+                return;
+            }
+
+            if ( ! class_exists( 'Redux_Functions_Ex' ) ) {
+                require_once Redux_Path::get_path( '/inc/classes/class-redux-functions-ex.php' );
+            }
+
+            if ( ! class_exists( $class_name ) ) {
+                // Backward compatibility for extensions sucks!
+                if ( 'Redux_Instances' === $class_name ) {
+                    require_once Redux_Path::get_path( '/inc/classes/class-redux-instances.php' );
+                    require_once Redux_Path::get_path( '/inc/lib/redux-instances.php' );
+
+                    return;
+                }
+
+                // Load Redux APIs.
+                if ( 'Redux' === $class_name ) {
+                    require_once Redux_Path::get_path( '/inc/classes/class-redux-api.php' );
+
+                    return;
+                }
+
+                // Redux extra theme checks.
+                if ( 'Redux_ThemeCheck' === $class_name ) {
+                    require_once Redux_Path::get_path( '/inc/themecheck/class-redux-themecheck.php' );
+
+                    return;
+                }
+
+                if ( 'Redux_Welcome' === $class_name ) {
+                    require_once Redux_Path::get_path( '/inc/welcome/class-redux-welcome.php' );
+
+                    return;
+                }
+
+                $mappings = array(
+                    'ReduxFrameworkInstances'  => 'Redux_Instances',
+                    'reduxCorePanel'           => 'Redux_Panel',
+                    'reduxCoreEnqueue'         => 'Redux_Enqueue',
+                    'Redux_Abstract_Extension' => 'Redux_Extension_Abstract',
+                );
+                $alias    = false;
+                if ( isset( $mappings[ $class_name ] ) ) {
+                    $alias      = $class_name;
+                    $class_name = $mappings[ $class_name ];
+                }
+
+                // Everything else.
+                $file = 'class.' . $class_name_test . '.php';
+
+                $class_path = Redux_Path::get_path( '/inc/classes/' . $file );
+
+                if ( ! file_exists( $class_path ) ) {
+                    $class_file_name = str_replace( '_', '-', $class_name );
+                    $file            = 'class-' . $class_name_test . '.php';
+                    $class_path      = Redux_Path::get_path( '/inc/classes/' . $file );
+                }
+
+                if ( file_exists( $class_path ) && ! class_exists( $class_name ) ) {
+                    require_once $class_path;
+                }
+                if ( class_exists( $class_name ) && ! empty( $alias ) && ! class_exists( $alias ) ) {
+                    class_alias( $class_name, $alias );
+                }
+            }
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            do_action( 'redux/core/includes', $this );
+        }
+
+        /**
+         * Hooks to run on instance creation.
+         */
+        private function hooks() {
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            do_action( 'redux/core/hooks', $this );
+        }
+
+        /**
+         * Action to run on WordPress heartbeat.
+         *
+         * @return bool
+         */
+        public static function is_heartbeat(): bool {
+            // Disregard WP AJAX 'heartbeat' call.  Why waste resources?
+            if ( isset( $_POST ) && isset( $_POST['_nonce'] ) && wp_verify_nonce( sanitize_key( wp_unslash( $_POST['_nonce'] ) ), 'heartbeat-nonce' ) ) {
+
+                if ( isset( $_POST['action'] ) && 'heartbeat' === sanitize_text_field( wp_unslash( $_POST['action'] ) ) ) {
+
+                    // Hook, for purists.
+                    if ( has_action( 'redux/ajax/heartbeat' ) ) {
+                        // phpcs:ignore WordPress.NamingConventions.ValidHookName
+                        do_action( 'redux/ajax/heartbeat' );
+                    }
+
+                    return true;
+                }
+
+                return false;
+            }
+
+            // Buh bye!
+            return false;
+        }
+
+        /**
+         * Helper method to check for mb_strtolower or to use the standard strtolower.
+         *
+         * @param string|null $str String to make lowercase.
+         *
+         * @return string|null
+         */
+        public static function strtolower( ?string $str ): string {
+            if ( function_exists( 'mb_strtolower' ) && function_exists( 'mb_detect_encoding' ) ) {
+                return mb_strtolower( $str, mb_detect_encoding( $str ) );
+            } else {
+                return strtolower( $str );
+            }
+        }
+    }
+
+    /*
 	 * Backwards comparability alias
 	 */
-	class_alias( 'Redux_Core', 'redux-core' );
+    class_alias( 'Redux_Core', 'redux-core' );
 }

redux-core/inc/classes/class-redux-rate-limiter.php

Indentation +60 added lines, -60 removed lines

@@ -12,75 +12,75 @@
 
 if ( ! class_exists( 'Redux_Rate_Limiter', false ) ) {
 
-	/**
-	 * Redux_Rate_Limiter.
-	 *
-	 * @since 4.5.10
-	 */
-	class Redux_Rate_Limiter {
+    /**
+     * Redux_Rate_Limiter.
+     *
+     * @since 4.5.10
+     */
+    class Redux_Rate_Limiter {
 
-		/**
-		 * Limits for functions that require them.
-		 *
-		 * @var array[]
-		 */
-		private static array $limits = array(
-			'download_options' => array(
-				'max'    => 5,
-				'window' => 300,
-			),  // 5 per 5 minutes.
-			'color_schemes'    => array(
-				'max'    => 5,
-				'window' => 300,
-			), // 5 per 5 minutes.
-		);
+        /**
+         * Limits for functions that require them.
+         *
+         * @var array[]
+         */
+        private static array $limits = array(
+            'download_options' => array(
+                'max'    => 5,
+                'window' => 300,
+            ),  // 5 per 5 minutes.
+            'color_schemes'    => array(
+                'max'    => 5,
+                'window' => 300,
+            ), // 5 per 5 minutes.
+        );
 
-		/**
-		 * Check for the rate limit.
-		 *
-		 * @param string $action Function to check.
-		 *
-		 * @return bool
-		 */
-		public static function check( string $action ): bool {
-			if ( ! isset( self::$limits[ $action ] ) ) {
-				return true;
-			}
+        /**
+         * Check for the rate limit.
+         *
+         * @param string $action Function to check.
+         *
+         * @return bool
+         */
+        public static function check( string $action ): bool {
+            if ( ! isset( self::$limits[ $action ] ) ) {
+                return true;
+            }
 
-			$limit = self::$limits[ $action ];
+            $limit = self::$limits[ $action ];
 
-			$ip  = self::get_client_ip();
-			$key = 'redux_rate_' . md5( $action . $ip );
+            $ip  = self::get_client_ip();
+            $key = 'redux_rate_' . md5( $action . $ip );
 
-			$current = get_transient( $key );
+            $current = get_transient( $key );
 
-			if ( false === $current ) {
-				set_transient( $key, 1, $limit['window'] );
-				return true;
-			}
+            if ( false === $current ) {
+                set_transient( $key, 1, $limit['window'] );
+                return true;
+            }
 
-			if ( $current >= $limit['max'] ) {
-				return false; // Rate limited.
-			}
+            if ( $current >= $limit['max'] ) {
+                return false; // Rate limited.
+            }
 
-			set_transient( $key, $current + 1, $limit['window'] );
-			return true;
-		}
+            set_transient( $key, $current + 1, $limit['window'] );
+            return true;
+        }
 
-		/**
-		 * Get the client's IP address.
-		 *
-		 * @return mixed|string
-		 */
-		private static function get_client_ip() {
-			$ip = Redux_Core::$server['REMOTE_ADDR'];
+        /**
+         * Get the client's IP address.
+         *
+         * @return mixed|string
+         */
+        private static function get_client_ip() {
+            $ip = Redux_Core::$server['REMOTE_ADDR'];
 
-			if ( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
-				$ips = explode( ',', Redux_Core::$server['HTTP_X_FORWARDED_FOR'] );
-				$ip  = trim( $ips[0] );
-			}
+            if ( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
+                $ips = explode( ',', Redux_Core::$server['HTTP_X_FORWARDED_FOR'] );
+                $ip  = trim( $ips[0] );
+            }
 
-			return filter_var( $ip, FILTER_VALIDATE_IP ) ?? '0.0.0.0';
-		}
-	}
+            return filter_var( $ip, FILTER_VALIDATE_IP ) ?? '0.0.0.0';
+        }
+    }
 }

Spacing +3 added lines, -3 removed lines

@@ -28,7 +28,7 @@ 
 			'download_options' => array(
 				'max'    => 5,
 				'window' => 300,
-			),  // 5 per 5 minutes.
+			), // 5 per 5 minutes.
 			'color_schemes'    => array(
 				'max'    => 5,
 				'window' => 300,
@@ -43,11 +43,11 @@ 
 		 * @return bool
 		 */
 		public static function check( string $action ): bool {
-			if ( ! isset( self::$limits[ $action ] ) ) {
+			if ( ! isset( self::$limits[$action] ) ) {
 				return true;
 			}
 
-			$limit = self::$limits[ $action ];
+			$limit = self::$limits[$action];
 
 			$ip  = self::get_client_ip();
 			$key = 'redux_rate_' . md5( $action . $ip );

redux-core/inc/extensions/color_scheme/class-redux-extension-color-scheme.php

Indentation +784 added lines, -784 removed lines

@@ -16,795 +16,795 @@
 // Don't duplicate me!
 if ( ! class_exists( 'Redux_Extension_Color_Scheme' ) ) {
 
-	/**
-	 * Class Redux_Extension_Color_Scheme
-	 */
-	class Redux_Extension_Color_Scheme extends Redux_Extension_Abstract {
-
-		/**
-		 * Extension version.
-		 *
-		 * @var string
-		 */
-		public static $version = '4.5.10';
-
-		/**
-		 * Extension friendly name.
-		 *
-		 * @var string
-		 */
-		public string $extension_name = 'Color Schemes';
-
-		/**
-		 * Field ID.
-		 *
-		 * @var string
-		 */
-		public $field_id = '';
-
-		/**
-		 * Transparent output bit.
-		 *
-		 * @var bool
-		 */
-		public bool $output_transparent = false;
-
-		/**
-		 * Extension field name.
-		 *
-		 * @var string
-		 */
-		public string $field_name = '';
-
-		/**
-		 * Class Constructor. Defines the args for the extensions class
-		 *
-		 * @since       1.0.0
-		 * @access      public
-		 *
-		 * @param       object $redux Parent settings.
-		 *
-		 * @return      void
-		 */
-		public function __construct( $redux ) {
-			parent::__construct( $redux, __FILE__ );
+    /**
+     * Class Redux_Extension_Color_Scheme
+     */
+    class Redux_Extension_Color_Scheme extends Redux_Extension_Abstract {
+
+        /**
+         * Extension version.
+         *
+         * @var string
+         */
+        public static $version = '4.5.10';
+
+        /**
+         * Extension friendly name.
+         *
+         * @var string
+         */
+        public string $extension_name = 'Color Schemes';
+
+        /**
+         * Field ID.
+         *
+         * @var string
+         */
+        public $field_id = '';
+
+        /**
+         * Transparent output bit.
+         *
+         * @var bool
+         */
+        public bool $output_transparent = false;
+
+        /**
+         * Extension field name.
+         *
+         * @var string
+         */
+        public string $field_name = '';
+
+        /**
+         * Class Constructor. Defines the args for the extensions class
+         *
+         * @since       1.0.0
+         * @access      public
+         *
+         * @param       object $redux Parent settings.
+         *
+         * @return      void
+         */
+        public function __construct( $redux ) {
+            parent::__construct( $redux, __FILE__ );
 
-			$this->add_field( 'color_scheme' );
-			$this->field_name = 'color_scheme';
+            $this->add_field( 'color_scheme' );
+            $this->field_name = 'color_scheme';
 
-			add_filter( "redux/options/{$this->parent->args['opt_name']}/defaults", array( $this, 'set_defaults' ) );
+            add_filter( "redux/options/{$this->parent->args['opt_name']}/defaults", array( $this, 'set_defaults' ) );
 
-			// Ajax hooks.
-			add_action( 'wp_ajax_redux_color_schemes', array( $this, 'parse_ajax' ) );
-
-			// Reset hooks.
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults', array( $this, 'reset_defaults' ), 0, 3 );
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults_section', array( $this, 'reset_defaults_section' ), 0, 3 );
-
-			// Save filter.
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/before_validation', array( $this, 'save_hook' ), 0, 3 );
-
-			// Register hook - to get field id and prep helper.
-			add_action( 'redux/options/' . $this->parent->args['opt_name'] . '/field/' . $this->field_name . '/register', array( $this, 'register_field' ) );
-
-			include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
-			Redux_Color_Scheme_Functions::init( $redux );
-
-			$field = Redux_Color_Scheme_Functions::get_field( $redux );
-
-			if ( ! is_array( $field ) ) {
-				return;
-			}
-
-			$this->field_id = $field['id'];
-
-			// Prep storage.
-			$upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
-
-			// Create uploads/redux_scheme_colors/ folder.
-			if ( ! is_dir( $upload_dir ) ) {
-				Redux_Core::$filesystem->execute( 'mkdir', $upload_dir );
-			}
-		}
+            // Ajax hooks.
+            add_action( 'wp_ajax_redux_color_schemes', array( $this, 'parse_ajax' ) );
+
+            // Reset hooks.
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults', array( $this, 'reset_defaults' ), 0, 3 );
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults_section', array( $this, 'reset_defaults_section' ), 0, 3 );
+
+            // Save filter.
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/before_validation', array( $this, 'save_hook' ), 0, 3 );
+
+            // Register hook - to get field id and prep helper.
+            add_action( 'redux/options/' . $this->parent->args['opt_name'] . '/field/' . $this->field_name . '/register', array( $this, 'register_field' ) );
+
+            include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
+            Redux_Color_Scheme_Functions::init( $redux );
+
+            $field = Redux_Color_Scheme_Functions::get_field( $redux );
+
+            if ( ! is_array( $field ) ) {
+                return;
+            }
+
+            $this->field_id = $field['id'];
+
+            // Prep storage.
+            $upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
+
+            // Create uploads/redux_scheme_colors/ folder.
+            if ( ! is_dir( $upload_dir ) ) {
+                Redux_Core::$filesystem->execute( 'mkdir', $upload_dir );
+            }
+        }
 
-		/**
-		 * Set default values after reset.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function set_defaults( array $defaults = array() ): array {
-			if ( ! Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				return $defaults;
-			}
-
-			if ( empty( $this->field_id ) ) {
-				return $defaults;
-			}
-
-			$x            = get_option( $this->parent->args['opt_name'] );
-			$color_opts   = $x[ $this->field_id ] ?? array();
-			$wrong_format = false;
-
-			if ( ! isset( $color_opts['color_scheme_name'] ) ) {
-				$wrong_format = true;
-
-				$data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-
-				if ( ! empty( $data ) && isset( $x[ $this->field_id ] ) ) {
-					$x[ $this->field_id ] = $data;
-
-					update_option( $this->parent->args['opt_name'], $x );
-				}
-			}
-
-			Redux_Color_Scheme_Functions::$parent = $this->parent;
-
-			$ot_val                   = Redux_Color_Scheme_Functions::get_output_transparent_val();
-			$this->output_transparent = $ot_val;
-
-			Redux_Color_Scheme_Functions::convert_to_db();
-
-			$scheme_key  = Redux_Color_Scheme_Functions::get_scheme_key();
-			$scheme_data = get_option( $scheme_key );
-
-			$scheme_data_exists = ! empty( $scheme_data );
-
-			$default_exists = in_array( 'default', array_map( 'strtolower', Redux_Color_Scheme_Functions::get_scheme_names() ), true );
-
-			if ( ! $scheme_data_exists || ! $default_exists || $wrong_format ) {
-				$data = $this->get_default_data();
-
-				// Add to (and/or create) JSON scheme file.
-				Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
-
-				// Set default scheme.
-				Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-
-				$data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-
-				$this->parent->options[ $this->field_id ] = $data;
-
-				$defaults[ $this->field_id ] = $data;
-			}
-
-			return $defaults;
-		}
-
-		/**
-		 * Field Register. Sets the whole smash up.
-		 *
-		 * @param       array $data Field data.
-		 *
-		 * @return      array
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function register_field( array $data ): array {
-
-			// Include color_scheme helper.
-			include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
-
-			if ( isset( $data['output_transparent'] ) ) {
-				$this->output_transparent = $data['output_transparent'];
-			}
+        /**
+         * Set default values after reset.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function set_defaults( array $defaults = array() ): array {
+            if ( ! Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                return $defaults;
+            }
+
+            if ( empty( $this->field_id ) ) {
+                return $defaults;
+            }
+
+            $x            = get_option( $this->parent->args['opt_name'] );
+            $color_opts   = $x[ $this->field_id ] ?? array();
+            $wrong_format = false;
+
+            if ( ! isset( $color_opts['color_scheme_name'] ) ) {
+                $wrong_format = true;
+
+                $data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+
+                if ( ! empty( $data ) && isset( $x[ $this->field_id ] ) ) {
+                    $x[ $this->field_id ] = $data;
+
+                    update_option( $this->parent->args['opt_name'], $x );
+                }
+            }
+
+            Redux_Color_Scheme_Functions::$parent = $this->parent;
+
+            $ot_val                   = Redux_Color_Scheme_Functions::get_output_transparent_val();
+            $this->output_transparent = $ot_val;
+
+            Redux_Color_Scheme_Functions::convert_to_db();
+
+            $scheme_key  = Redux_Color_Scheme_Functions::get_scheme_key();
+            $scheme_data = get_option( $scheme_key );
+
+            $scheme_data_exists = ! empty( $scheme_data );
+
+            $default_exists = in_array( 'default', array_map( 'strtolower', Redux_Color_Scheme_Functions::get_scheme_names() ), true );
+
+            if ( ! $scheme_data_exists || ! $default_exists || $wrong_format ) {
+                $data = $this->get_default_data();
+
+                // Add to (and/or create) JSON scheme file.
+                Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
+
+                // Set default scheme.
+                Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+
+                $data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+
+                $this->parent->options[ $this->field_id ] = $data;
+
+                $defaults[ $this->field_id ] = $data;
+            }
+
+            return $defaults;
+        }
+
+        /**
+         * Field Register. Sets the whole smash up.
+         *
+         * @param       array $data Field data.
+         *
+         * @return      array
+         * @since       1.0.0
+         * @access      public
+         */
+        public function register_field( array $data ): array {
+
+            // Include color_scheme helper.
+            include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
+
+            if ( isset( $data['output_transparent'] ) ) {
+                $this->output_transparent = $data['output_transparent'];
+            }
 
-			$this->field_id                         = $data['id'];
-			Redux_Color_Scheme_Functions::$field_id = $data['id'];
-
-			// Set helper parent object.
-			Redux_Color_Scheme_Functions::$parent = $this->parent;
-
-			// Prep storage.
-			$upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
-
-			// Set upload_dir cookie.
-			setcookie( 'redux_color_scheme_upload_dir', $upload_dir, 0, '/' );
-
-			return $data;
-		}
-
-		/**
-		 * Reset defaults.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function reset_defaults( array $defaults = array() ): array {
-			if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				// Check if reset_all was fired.
-				$this->reset_all();
-				$defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-			}
+            $this->field_id                         = $data['id'];
+            Redux_Color_Scheme_Functions::$field_id = $data['id'];
+
+            // Set helper parent object.
+            Redux_Color_Scheme_Functions::$parent = $this->parent;
+
+            // Prep storage.
+            $upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
+
+            // Set upload_dir cookie.
+            setcookie( 'redux_color_scheme_upload_dir', $upload_dir, 0, '/' );
+
+            return $data;
+        }
+
+        /**
+         * Reset defaults.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function reset_defaults( array $defaults = array() ): array {
+            if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                // Check if reset_all was fired.
+                $this->reset_all();
+                $defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+            }
 
-			return $defaults;
-		}
+            return $defaults;
+        }
 
-		/**
-		 * Reset section defaults.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function reset_defaults_section( array $defaults = array() ): array {
-			if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				// Get the current tab/section number.
-				if ( isset( $_COOKIE['redux_current_tab'] ) ) {
-					$cur_tab = sanitize_text_field( wp_unslash( $_COOKIE['redux_current_tab'] ) );
-
-					// Get the tab/section number field is used on.
-					$tab_num = $this->parent->field_sections['color_scheme'][ $this->field_id ];
-
-					// Match...
-					if ( $cur_tab === $tab_num ) {
-
-						// Reset data.
-						$this->reset_all();
-					}
-					$defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-				}
-			}
-
-			return $defaults;
-		}
-
-		/**
-		 * Save Changes Hook. What to do when changes are saved
-		 *
-		 * @param array $saved_options Saved data.
-		 * @param array $old_options   Previous data.
-		 *
-		 * @return      array
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function save_hook( array $saved_options = array(), array $old_options = array() ): array {
-			if ( ! isset( $saved_options[ $this->field_id ] ) || empty( $saved_options[ $this->field_id ] ) || ( is_array( $saved_options[ $this->field_id ] ) && $old_options === $saved_options ) || ! array_key_exists( $this->field_id, $saved_options ) ) {
-				return $saved_options;
-			}
-
-			// We'll use the reset hook instead.
-			if ( ! empty( $saved_options['defaults'] ) || ! empty( $saved_options['defaults-section'] ) ) {
-				return $saved_options;
-			}
-
-			$first_value = reset( $saved_options[ $this->field_id ] ); // First Element's Value.
-
-			// Parse the JSON to an array.
-			if ( isset( $first_value['data'] ) ) {
-
-				Redux_Color_Scheme_Functions::$parent   = $this->parent;
-				Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-				Redux_Color_Scheme_Functions::set_current_scheme_id( $saved_options['redux-scheme-select'] );
-
-				// Get the current field ID.
-				$raw_data = $saved_options[ $this->field_id ];
-
-				// Create a new array.
-				$save_data = array();
-
-				// Enum through saved data.
-				foreach ( $raw_data as $id => $val ) {
-
-					if ( 'color_scheme_name' !== $id ) {
-						if ( is_array( $val ) ) {
-
-							if ( ! isset( $val['data'] ) ) {
-								continue;
-							}
-
-							$data = json_decode( rawurldecode( $val['data'] ), true );
-
-							// Sanitize everything.
-							$color = $data['color'] ?? '';
-							$alpha = $data['alpha'] ?? 1;
-
-							$id    = $data['id'] ?? $id;
-							$title = $data['title'] ?? $id;
-
-							$grp = $data['group'] ?? '';
-
-							if ( '' === $color || 'transparent' === $color ) {
-								$rgba = $this->output_transparent ? 'transparent' : '';
-							} else {
-								$rgba = Redux_Helpers::hex2rgba( $color, $alpha );
-							}
-
-							// Create an array of saved data.
-							$save_data[] = array(
-								'id'    => $id,
-								'title' => $title,
-								'color' => $color,
-								'alpha' => $alpha,
-								'group' => $grp,
-								'rgba'  => $rgba,
-							);
-						} else {
-							$save_data[] = array(
-								'id'    => $id,
-								'value' => $val,
-								'type'  => 'select',
-							);
-						}
-					}
-				}
-
-				$new_scheme = array();
-
-				$new_scheme['color_scheme_name'] = Redux_Color_Scheme_Functions::get_current_scheme_id();
-
-				// Enum through values and assign them to a new array.
-				foreach ( $save_data as $val ) {
-					if ( isset( $val['id'] ) ) {
-						$new_scheme[ $val['id'] ] = $val;
-					}
-				}
-
-				// Filter for DB save
-				// Doesn't need to save select arrays to a database,
-				// just the id => value.
-				$database_data = $new_scheme;
-
-				foreach ( $database_data as $k => $v ) {
-					if ( isset( $v['type'] ) ) {
-						$val = $v['value'];
-
-						unset( $database_data[ $k ] );
-
-						$database_data[ $k ] = $val;
-					}
-				}
-
-				$saved_options[ $this->field_id ] = $database_data;
-
-				// Check if we should save this compared to the old data.
-				$save_scheme = false;
-
-				// Doesn't exist or is empty.
-				if ( ! isset( $old_options[ $this->field_id ] ) || ( isset( $old_options[ $this->field_id ] ) && ! empty( $old_options[ $this->field_id ] ) ) ) {
-					$save_scheme = true;
-				}
-
-				// Isn't empty and isn't the same as the new array.
-				if ( ! empty( $old_options[ $this->field_id ] ) && $saved_options[ $this->field_id ] !== $old_options[ $this->field_id ] ) {
-					$save_scheme = true;
-				}
-
-				if ( $save_scheme ) {
-					$scheme = Redux_Color_Scheme_Functions::get_current_scheme_id();
-					Redux_Color_Scheme_Functions::set_scheme_data( $scheme, $save_data );
-				}
-			}
-
-			return $saved_options;
-		}
-
-		/**
-		 * Reset data. Restores colour picker to default values
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      void
-		 */
-		private function reset_data() {
-			Redux_Color_Scheme_Functions::$parent   = $this->parent;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Get default data.
-			$data = $this->get_default_data();
-
-			// Add to (and/or create) JSON scheme file.
-			Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
-
-			// Set default scheme.
-			Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-		}
-
-		/**
-		 * Reset All Hook. Todo list when all data is reset
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function reset_all() {
-			if ( ! empty( $this->field_id ) && isset( $this->parent->options_defaults[ $this->field_id ] ) && ! empty( $this->parent->options_defaults[ $this->field_id ] ) ) {
-				Redux_Color_Scheme_Functions::$parent   = $this->parent;
-				Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-				$this->reset_data();
-			}
-		}
-
-		/**
-		 * AJAX evaluator. Determine course of action based on AJAX callback
-		 *
-		 * @since       1.0.0
-		 * @access      public
-		 * @return      void
-		 */
-		public function parse_ajax() {
-			if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
-				wp_die( esc_html__( 'You do not have permission to perform this action.', 'redux-framework' ) );
-			}
-
-			$opt_name = $this->parent->args['opt_name'];
-			$parent   = $this->parent;
-
-			$nonce = isset( $_REQUEST['nonce'] ) ? sanitize_key( wp_unslash( $_REQUEST['nonce'] ) ) : '';
-			if ( ! wp_verify_nonce( $nonce, 'redux_' . $opt_name . '_color_schemes' ) ) {
-				wp_die( esc_html__( 'Invalid Security Credentials. Please reload the page and try again.', 'redux-framework' ) );
-			}
-
-			$type = isset( $_REQUEST['type'] ) ? sanitize_key( wp_unslash( $_REQUEST['type'] ) ) : '';
-			if ( ! in_array( $type, array( 'save', 'delete', 'update', 'export', 'import' ), true ) ) {
-				wp_die( esc_html__( 'Invalid request.', 'redux-framework' ) );
-			}
-
-			if ( 'save' === $type ) {
-				$this->save_scheme( $parent );
-			} elseif ( 'delete' === $type ) {
-				$this->delete_scheme( $parent );
-			} elseif ( 'update' === $type ) {
-				$this->get_scheme_html( $parent );
-			} elseif ( 'export' === $type ) {
-				$this->download_schemes();
-			} elseif ( 'import' === $type ) {
-				$this->import_schemes();
-			}
-		}
-
-		/**
-		 * Download Scheme File.
-		 *
-		 * @since       4.4.18
-		 * @access      private
-		 * @return      void
-		 */
-		private function import_schemes() {
-			if ( isset( $_REQUEST['content'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$opt_name = Redux_Color_Scheme_Functions::$parent->args['opt_name'];
-				if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $opt_name ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Invalid opt_name', 'redux-framework' ),
-					);
-					echo wp_json_encode( $result );
-					die();
-				}
-
-				$field_id = Redux_Color_Scheme_Functions::$field_id;
-				if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $field_id ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Invalid field_id', 'redux-framework' ),
-					);
-					echo wp_json_encode( $result );
-					die();
-				}
-
-				$content = wp_unslash( $_REQUEST['content'] ); // phpcs:ignore WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
-				$content = is_array( $content ) ? array_map( 'stripslashes_deep', $content ) : stripslashes( $content );
-				$content = json_decode( $content, true );
-
-				if ( is_null( $content ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Import unsuccessful! Malformed JSON data detected.', 'redux-framework' ),
-					);
-
-					$result = wp_json_encode( $result );
-
-					echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-
-					die;
-				}
-
-				if ( isset( $content['Default']['color_scheme_name'] ) ) {
-					$content = wp_json_encode( $content );
-
-					$param_array = array(
-						'content'   => $content,
-						'overwrite' => true,
-						'chmod'     => FS_CHMOD_FILE,
-					);
-
-					$import_file = Redux_Color_Scheme_Functions::$upload_dir . sanitize_file_name( $opt_name ) . '_' . sanitize_file_name( $field_id ) . '.json';
-
-					if ( true === Redux_Core::$filesystem->execute( 'put_contents', $import_file, $param_array ) ) {
-						$result = array(
-							'result' => true,
-							// translators: %s = HTML content.
-							'data'   => sprintf( esc_html__( 'Import successful! Click %s to refresh.', 'redux-framework' ), '<strong>' . esc_html__( 'OK', 'redux-framework' ) . '</strong>' ),
-						);
-					} else {
-						$result = array(
-							'result' => false,
-							'data'   => esc_html__( 'Import unsuccessful! File permission error: Could not write import data to server.', 'redux-framework' ),
-						);
-					}
-				} else {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Import unsuccessful! The selected file is not a valid color scheme file.', 'redux-framework' ),
-					);
-				}
-			} else {
-				$result = array(
-					'result' => false,
-					'data'   => esc_html__( 'Import unsuccessful! No data detected in the import file.', 'redux-framework' ),
-				);
-			}
-
-			$result = wp_json_encode( $result );
-
-			echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-
-			die;
-		}
-
-		/**
-		 * Download Scheme File.
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      void
-		 */
-		private function download_schemes() {
-			if ( ! Redux_Rate_Limiter::check( 'color_schemes' ) ) {
-				wp_die( 'Rate limit exceeded. Please try again later.' );
-			}
-
-			Redux_Color_Scheme_Functions::$parent   = $this->parent;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Read the contents of the scheme file.
-			$content = Redux_Color_Scheme_Functions::read_scheme_file();
-			$content = wp_json_encode( $content );
-
-			// Set header info.
-			header( 'Content-Description: File Transfer' );
-			header( 'Content-type: application/txt' );
-			header( 'Content-Disposition: attachment; filename="redux_schemes_' . $this->parent->args['opt_name'] . '_' . $this->field_id . '_' . gmdate( 'm-d-Y' ) . '.json"' );
-			header( 'Content-Transfer-Encoding: binary' );
-			header( 'Expires: 0' );
-			header( 'Cache-Control: must-revalidate' );
-			header( 'Pragma: public' );
-
-			// File download.
-			echo $content; // phpcs:ignore WordPress.Security.EscapeOutput
-
-			// 2B ~! 2B
-			die;
-		}
-
-		/**
-		 * Save Scheme. Saved an individual scheme to JSON scheme file.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function save_scheme( ReduxFramework $redux ) {
-			Redux_Color_Scheme_Functions::$parent   = $redux;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Get the scheme name.
-			if ( isset( $_REQUEST['scheme_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$scheme_name = sanitize_text_field( wp_unslash( $_REQUEST['scheme_name'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Check for duplicates.
-				$names = Redux_Color_Scheme_Functions::get_scheme_names();
-				foreach ( $names as $name ) {
-					$name     = strtolower( $name );
-					$tmp_name = strtolower( $scheme_name );
-
-					if ( $name === $tmp_name ) {
-						echo 'fail';
-						die();
-					}
-				}
-
-				// Get scheme data.
-				if ( isset( $_REQUEST['scheme_data'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-					$scheme_data = wp_unslash( $_REQUEST['scheme_data'] ); // phpcs:ignore WordPress.Security
-
-					// Get field ID.
-					if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-						$scheme_data = rawurldecode( $scheme_data );
-						$scheme_data = json_decode( $scheme_data, true );
-
-						// Save scheme to file.  If successful...
-						if ( true === Redux_Color_Scheme_Functions::set_scheme_data( $scheme_name, $scheme_data ) ) {
-
-							// Update scheme selector.
-							echo Redux_Color_Scheme_Functions::get_scheme_select_html( $scheme_name ); // phpcs:ignore WordPress.Security.EscapeOutput
-						}
-					}
-				}
-			}
-
-			die(); // a horrible death!
-		}
-
-		/**
-		 * Delete Scheme. Delete individual scheme from JSON scheme file.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function delete_scheme( ReduxFramework $redux ) {
-
-			// Get deleted scheme ID.
-			if ( isset( $_REQUEST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$scheme_id = sanitize_text_field( wp_unslash( $_REQUEST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Get field ID.
-				if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-					$field_id = sanitize_text_field( wp_unslash( $_REQUEST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-					// If scheme ID was passed (and why wouldn't it be?? Hmm??).
-					if ( $scheme_id ) {
-						Redux_Color_Scheme_Functions::$field_id = $field_id;
-						Redux_Color_Scheme_Functions::$parent   = $redux;
-
-						// Get the entire scheme file.
-						$schemes = Redux_Color_Scheme_Functions::read_scheme_file();
-
-						// If we got a good read...
-						if ( false !== $schemes ) {
-
-							// If scheme name exists...
-							if ( isset( $schemes[ $scheme_id ] ) ) {
-
-								// Unset it.
-								unset( $schemes[ $scheme_id ] );
-
-								// Save the scheme data, minus the deleted scheme.  Upon success...
-								if ( true === Redux_Color_Scheme_Functions::write_scheme_file( $schemes ) ) {
-
-									// Set default scheme.
-									Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-
-									// Update field ID.
-									Redux_Color_Scheme_Functions::$field_id = $field_id;
-
-									// Meh TODO.
-									Redux_Color_Scheme_Functions::set_database_data();
-
-									echo 'success';
-								} else {
-									echo 'Failed to write JSON file to server.';
-								}
-							} else {
-								echo 'Scheme name does not exist in JSON string.  Aborting.';
-							}
-						} else {
-							echo 'Failed to read JSON scheme file, or file is empty.';
-						}
-					} else {
-						echo 'No scheme ID passed.  Aborting.';
-					}
-				}
-			}
-
-			die(); // rolled a two.
-		}
-
-		/**
-		 * Gets the new scheme based on selection.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function get_scheme_html( ReduxFramework $redux ) {
-			if ( isset( $_POST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Get the selected scheme name.
-				$scheme_id = sanitize_text_field( wp_unslash( $_POST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				if ( isset( $_POST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-
-					// Get the field ID.
-					$field_id = sanitize_text_field( wp_unslash( $_POST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-					// Get the field class.
-					$field_class = isset( $_POST['field_class'] ) ? sanitize_text_field( wp_unslash( $_POST['field_class'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
-
-					Redux_Color_Scheme_Functions::$parent = $redux;
-
-					// Set the updated field ID.
-					Redux_Color_Scheme_Functions::$field_id = $field_id;
-
-					// Set the updated field class.
-					Redux_Color_Scheme_Functions::$field_class = $field_class;
-
-					// Get the color picket layout HTML.
-					$html = Redux_Color_Scheme_Functions::get_current_color_scheme_html( $scheme_id );
-
-					// Print!
-					echo $html; // phpcs:ignore WordPress.Security.EscapeOutput
-				}
-			}
-
-			die(); // another day.
-		}
-
-
-		/**
-		 * Retrieves an array of default data for color picker.
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      array Default values from config.
-		 */
-		private function get_default_data(): array {
-			$def_opts = $this->parent->options_defaults[ $this->field_id ];
-
-			if ( isset( $def_opts['color_scheme_name'] ) ) {
-				return array();
-			}
-
-			$sections = $this->parent->sections;
-			$data     = array();
-
-			foreach ( $sections as $arr ) {
-				if ( isset( $arr['fields'] ) ) {
-					foreach ( $arr['fields'] as $arr2 ) {
-						if ( $arr2['id'] === $this->field_id ) {
-
-							// Select fields.
-							if ( isset( $arr2['select'] ) ) {
-								foreach ( $arr2['select'] as $v ) {
-									$data[] = array(
-										'id'    => $v['id'],
-										'value' => $v['default'],
-										'type'  => 'select',
-									);
-								}
-							}
-						}
-					}
-				}
-			}
-
-			foreach ( $def_opts as $v ) {
-				$title = $v['title'] ?? $v['id'];
-				$color = $v['color'] ?? '';
-				$alpha = $v['alpha'] ?? 1;
-				$grp   = $v['group'] ?? '';
-
-				if ( '' === $color || 'transparent' === $color ) {
-					$rgba = $this->output_transparent ? 'transparent' : '';
-				} else {
-					$rgba = Redux_Helpers::hex2rgba( $color, $alpha );
-				}
-
-				$data[] = array(
-					'id'    => $v['id'],
-					'title' => $title,
-					'color' => $color,
-					'alpha' => $alpha,
-					'group' => $grp,
-					'rgba'  => $rgba,
-				);
-			}
-
-			return $data;
-		}
-	}
-
-	class_alias( Redux_Extension_Color_Scheme::class, 'ReduxFramework_Extension_Color_Scheme' );
+        /**
+         * Reset section defaults.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function reset_defaults_section( array $defaults = array() ): array {
+            if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                // Get the current tab/section number.
+                if ( isset( $_COOKIE['redux_current_tab'] ) ) {
+                    $cur_tab = sanitize_text_field( wp_unslash( $_COOKIE['redux_current_tab'] ) );
+
+                    // Get the tab/section number field is used on.
+                    $tab_num = $this->parent->field_sections['color_scheme'][ $this->field_id ];
+
+                    // Match...
+                    if ( $cur_tab === $tab_num ) {
+
+                        // Reset data.
+                        $this->reset_all();
+                    }
+                    $defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+                }
+            }
+
+            return $defaults;
+        }
+
+        /**
+         * Save Changes Hook. What to do when changes are saved
+         *
+         * @param array $saved_options Saved data.
+         * @param array $old_options   Previous data.
+         *
+         * @return      array
+         * @since       1.0.0
+         * @access      public
+         */
+        public function save_hook( array $saved_options = array(), array $old_options = array() ): array {
+            if ( ! isset( $saved_options[ $this->field_id ] ) || empty( $saved_options[ $this->field_id ] ) || ( is_array( $saved_options[ $this->field_id ] ) && $old_options === $saved_options ) || ! array_key_exists( $this->field_id, $saved_options ) ) {
+                return $saved_options;
+            }
+
+            // We'll use the reset hook instead.
+            if ( ! empty( $saved_options['defaults'] ) || ! empty( $saved_options['defaults-section'] ) ) {
+                return $saved_options;
+            }
+
+            $first_value = reset( $saved_options[ $this->field_id ] ); // First Element's Value.
+
+            // Parse the JSON to an array.
+            if ( isset( $first_value['data'] ) ) {
+
+                Redux_Color_Scheme_Functions::$parent   = $this->parent;
+                Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+                Redux_Color_Scheme_Functions::set_current_scheme_id( $saved_options['redux-scheme-select'] );
+
+                // Get the current field ID.
+                $raw_data = $saved_options[ $this->field_id ];
+
+                // Create a new array.
+                $save_data = array();
+
+                // Enum through saved data.
+                foreach ( $raw_data as $id => $val ) {
+
+                    if ( 'color_scheme_name' !== $id ) {
+                        if ( is_array( $val ) ) {
+
+                            if ( ! isset( $val['data'] ) ) {
+                                continue;
+                            }
+
+                            $data = json_decode( rawurldecode( $val['data'] ), true );
+
+                            // Sanitize everything.
+                            $color = $data['color'] ?? '';
+                            $alpha = $data['alpha'] ?? 1;
+
+                            $id    = $data['id'] ?? $id;
+                            $title = $data['title'] ?? $id;
+
+                            $grp = $data['group'] ?? '';
+
+                            if ( '' === $color || 'transparent' === $color ) {
+                                $rgba = $this->output_transparent ? 'transparent' : '';
+                            } else {
+                                $rgba = Redux_Helpers::hex2rgba( $color, $alpha );
+                            }
+
+                            // Create an array of saved data.
+                            $save_data[] = array(
+                                'id'    => $id,
+                                'title' => $title,
+                                'color' => $color,
+                                'alpha' => $alpha,
+                                'group' => $grp,
+                                'rgba'  => $rgba,
+                            );
+                        } else {
+                            $save_data[] = array(
+                                'id'    => $id,
+                                'value' => $val,
+                                'type'  => 'select',
+                            );
+                        }
+                    }
+                }
+
+                $new_scheme = array();
+
+                $new_scheme['color_scheme_name'] = Redux_Color_Scheme_Functions::get_current_scheme_id();
+
+                // Enum through values and assign them to a new array.
+                foreach ( $save_data as $val ) {
+                    if ( isset( $val['id'] ) ) {
+                        $new_scheme[ $val['id'] ] = $val;
+                    }
+                }
+
+                // Filter for DB save
+                // Doesn't need to save select arrays to a database,
+                // just the id => value.
+                $database_data = $new_scheme;
+
+                foreach ( $database_data as $k => $v ) {
+                    if ( isset( $v['type'] ) ) {
+                        $val = $v['value'];
+
+                        unset( $database_data[ $k ] );
+
+                        $database_data[ $k ] = $val;
+                    }
+                }
+
+                $saved_options[ $this->field_id ] = $database_data;
+
+                // Check if we should save this compared to the old data.
+                $save_scheme = false;
+
+                // Doesn't exist or is empty.
+                if ( ! isset( $old_options[ $this->field_id ] ) || ( isset( $old_options[ $this->field_id ] ) && ! empty( $old_options[ $this->field_id ] ) ) ) {
+                    $save_scheme = true;
+                }
+
+                // Isn't empty and isn't the same as the new array.
+                if ( ! empty( $old_options[ $this->field_id ] ) && $saved_options[ $this->field_id ] !== $old_options[ $this->field_id ] ) {
+                    $save_scheme = true;
+                }
+
+                if ( $save_scheme ) {
+                    $scheme = Redux_Color_Scheme_Functions::get_current_scheme_id();
+                    Redux_Color_Scheme_Functions::set_scheme_data( $scheme, $save_data );
+                }
+            }
+
+            return $saved_options;
+        }
+
+        /**
+         * Reset data. Restores colour picker to default values
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      void
+         */
+        private function reset_data() {
+            Redux_Color_Scheme_Functions::$parent   = $this->parent;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Get default data.
+            $data = $this->get_default_data();
+
+            // Add to (and/or create) JSON scheme file.
+            Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
+
+            // Set default scheme.
+            Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+        }
+
+        /**
+         * Reset All Hook. Todo list when all data is reset
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      public
+         */
+        public function reset_all() {
+            if ( ! empty( $this->field_id ) && isset( $this->parent->options_defaults[ $this->field_id ] ) && ! empty( $this->parent->options_defaults[ $this->field_id ] ) ) {
+                Redux_Color_Scheme_Functions::$parent   = $this->parent;
+                Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+                $this->reset_data();
+            }
+        }
+
+        /**
+         * AJAX evaluator. Determine course of action based on AJAX callback
+         *
+         * @since       1.0.0
+         * @access      public
+         * @return      void
+         */
+        public function parse_ajax() {
+            if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
+                wp_die( esc_html__( 'You do not have permission to perform this action.', 'redux-framework' ) );
+            }
+
+            $opt_name = $this->parent->args['opt_name'];
+            $parent   = $this->parent;
+
+            $nonce = isset( $_REQUEST['nonce'] ) ? sanitize_key( wp_unslash( $_REQUEST['nonce'] ) ) : '';
+            if ( ! wp_verify_nonce( $nonce, 'redux_' . $opt_name . '_color_schemes' ) ) {
+                wp_die( esc_html__( 'Invalid Security Credentials. Please reload the page and try again.', 'redux-framework' ) );
+            }
+
+            $type = isset( $_REQUEST['type'] ) ? sanitize_key( wp_unslash( $_REQUEST['type'] ) ) : '';
+            if ( ! in_array( $type, array( 'save', 'delete', 'update', 'export', 'import' ), true ) ) {
+                wp_die( esc_html__( 'Invalid request.', 'redux-framework' ) );
+            }
+
+            if ( 'save' === $type ) {
+                $this->save_scheme( $parent );
+            } elseif ( 'delete' === $type ) {
+                $this->delete_scheme( $parent );
+            } elseif ( 'update' === $type ) {
+                $this->get_scheme_html( $parent );
+            } elseif ( 'export' === $type ) {
+                $this->download_schemes();
+            } elseif ( 'import' === $type ) {
+                $this->import_schemes();
+            }
+        }
+
+        /**
+         * Download Scheme File.
+         *
+         * @since       4.4.18
+         * @access      private
+         * @return      void
+         */
+        private function import_schemes() {
+            if ( isset( $_REQUEST['content'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $opt_name = Redux_Color_Scheme_Functions::$parent->args['opt_name'];
+                if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $opt_name ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Invalid opt_name', 'redux-framework' ),
+                    );
+                    echo wp_json_encode( $result );
+                    die();
+                }
+
+                $field_id = Redux_Color_Scheme_Functions::$field_id;
+                if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $field_id ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Invalid field_id', 'redux-framework' ),
+                    );
+                    echo wp_json_encode( $result );
+                    die();
+                }
+
+                $content = wp_unslash( $_REQUEST['content'] ); // phpcs:ignore WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
+                $content = is_array( $content ) ? array_map( 'stripslashes_deep', $content ) : stripslashes( $content );
+                $content = json_decode( $content, true );
+
+                if ( is_null( $content ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Import unsuccessful! Malformed JSON data detected.', 'redux-framework' ),
+                    );
+
+                    $result = wp_json_encode( $result );
+
+                    echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+
+                    die;
+                }
+
+                if ( isset( $content['Default']['color_scheme_name'] ) ) {
+                    $content = wp_json_encode( $content );
+
+                    $param_array = array(
+                        'content'   => $content,
+                        'overwrite' => true,
+                        'chmod'     => FS_CHMOD_FILE,
+                    );
+
+                    $import_file = Redux_Color_Scheme_Functions::$upload_dir . sanitize_file_name( $opt_name ) . '_' . sanitize_file_name( $field_id ) . '.json';
+
+                    if ( true === Redux_Core::$filesystem->execute( 'put_contents', $import_file, $param_array ) ) {
+                        $result = array(
+                            'result' => true,
+                            // translators: %s = HTML content.
+                            'data'   => sprintf( esc_html__( 'Import successful! Click %s to refresh.', 'redux-framework' ), '<strong>' . esc_html__( 'OK', 'redux-framework' ) . '</strong>' ),
+                        );
+                    } else {
+                        $result = array(
+                            'result' => false,
+                            'data'   => esc_html__( 'Import unsuccessful! File permission error: Could not write import data to server.', 'redux-framework' ),
+                        );
+                    }
+                } else {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Import unsuccessful! The selected file is not a valid color scheme file.', 'redux-framework' ),
+                    );
+                }
+            } else {
+                $result = array(
+                    'result' => false,
+                    'data'   => esc_html__( 'Import unsuccessful! No data detected in the import file.', 'redux-framework' ),
+                );
+            }
+
+            $result = wp_json_encode( $result );
+
+            echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+
+            die;
+        }
+
+        /**
+         * Download Scheme File.
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      void
+         */
+        private function download_schemes() {
+            if ( ! Redux_Rate_Limiter::check( 'color_schemes' ) ) {
+                wp_die( 'Rate limit exceeded. Please try again later.' );
+            }
+
+            Redux_Color_Scheme_Functions::$parent   = $this->parent;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Read the contents of the scheme file.
+            $content = Redux_Color_Scheme_Functions::read_scheme_file();
+            $content = wp_json_encode( $content );
+
+            // Set header info.
+            header( 'Content-Description: File Transfer' );
+            header( 'Content-type: application/txt' );
+            header( 'Content-Disposition: attachment; filename="redux_schemes_' . $this->parent->args['opt_name'] . '_' . $this->field_id . '_' . gmdate( 'm-d-Y' ) . '.json"' );
+            header( 'Content-Transfer-Encoding: binary' );
+            header( 'Expires: 0' );
+            header( 'Cache-Control: must-revalidate' );
+            header( 'Pragma: public' );
+
+            // File download.
+            echo $content; // phpcs:ignore WordPress.Security.EscapeOutput
+
+            // 2B ~! 2B
+            die;
+        }
+
+        /**
+         * Save Scheme. Saved an individual scheme to JSON scheme file.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function save_scheme( ReduxFramework $redux ) {
+            Redux_Color_Scheme_Functions::$parent   = $redux;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Get the scheme name.
+            if ( isset( $_REQUEST['scheme_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $scheme_name = sanitize_text_field( wp_unslash( $_REQUEST['scheme_name'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Check for duplicates.
+                $names = Redux_Color_Scheme_Functions::get_scheme_names();
+                foreach ( $names as $name ) {
+                    $name     = strtolower( $name );
+                    $tmp_name = strtolower( $scheme_name );
+
+                    if ( $name === $tmp_name ) {
+                        echo 'fail';
+                        die();
+                    }
+                }
+
+                // Get scheme data.
+                if ( isset( $_REQUEST['scheme_data'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                    $scheme_data = wp_unslash( $_REQUEST['scheme_data'] ); // phpcs:ignore WordPress.Security
+
+                    // Get field ID.
+                    if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                        $scheme_data = rawurldecode( $scheme_data );
+                        $scheme_data = json_decode( $scheme_data, true );
+
+                        // Save scheme to file.  If successful...
+                        if ( true === Redux_Color_Scheme_Functions::set_scheme_data( $scheme_name, $scheme_data ) ) {
+
+                            // Update scheme selector.
+                            echo Redux_Color_Scheme_Functions::get_scheme_select_html( $scheme_name ); // phpcs:ignore WordPress.Security.EscapeOutput
+                        }
+                    }
+                }
+            }
+
+            die(); // a horrible death!
+        }
+
+        /**
+         * Delete Scheme. Delete individual scheme from JSON scheme file.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function delete_scheme( ReduxFramework $redux ) {
+
+            // Get deleted scheme ID.
+            if ( isset( $_REQUEST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $scheme_id = sanitize_text_field( wp_unslash( $_REQUEST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Get field ID.
+                if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                    $field_id = sanitize_text_field( wp_unslash( $_REQUEST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // If scheme ID was passed (and why wouldn't it be?? Hmm??).
+                    if ( $scheme_id ) {
+                        Redux_Color_Scheme_Functions::$field_id = $field_id;
+                        Redux_Color_Scheme_Functions::$parent   = $redux;
+
+                        // Get the entire scheme file.
+                        $schemes = Redux_Color_Scheme_Functions::read_scheme_file();
+
+                        // If we got a good read...
+                        if ( false !== $schemes ) {
+
+                            // If scheme name exists...
+                            if ( isset( $schemes[ $scheme_id ] ) ) {
+
+                                // Unset it.
+                                unset( $schemes[ $scheme_id ] );
+
+                                // Save the scheme data, minus the deleted scheme.  Upon success...
+                                if ( true === Redux_Color_Scheme_Functions::write_scheme_file( $schemes ) ) {
+
+                                    // Set default scheme.
+                                    Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+
+                                    // Update field ID.
+                                    Redux_Color_Scheme_Functions::$field_id = $field_id;
+
+                                    // Meh TODO.
+                                    Redux_Color_Scheme_Functions::set_database_data();
+
+                                    echo 'success';
+                                } else {
+                                    echo 'Failed to write JSON file to server.';
+                                }
+                            } else {
+                                echo 'Scheme name does not exist in JSON string.  Aborting.';
+                            }
+                        } else {
+                            echo 'Failed to read JSON scheme file, or file is empty.';
+                        }
+                    } else {
+                        echo 'No scheme ID passed.  Aborting.';
+                    }
+                }
+            }
+
+            die(); // rolled a two.
+        }
+
+        /**
+         * Gets the new scheme based on selection.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function get_scheme_html( ReduxFramework $redux ) {
+            if ( isset( $_POST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Get the selected scheme name.
+                $scheme_id = sanitize_text_field( wp_unslash( $_POST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                if ( isset( $_POST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // Get the field ID.
+                    $field_id = sanitize_text_field( wp_unslash( $_POST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // Get the field class.
+                    $field_class = isset( $_POST['field_class'] ) ? sanitize_text_field( wp_unslash( $_POST['field_class'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
+
+                    Redux_Color_Scheme_Functions::$parent = $redux;
+
+                    // Set the updated field ID.
+                    Redux_Color_Scheme_Functions::$field_id = $field_id;
+
+                    // Set the updated field class.
+                    Redux_Color_Scheme_Functions::$field_class = $field_class;
+
+                    // Get the color picket layout HTML.
+                    $html = Redux_Color_Scheme_Functions::get_current_color_scheme_html( $scheme_id );
+
+                    // Print!
+                    echo $html; // phpcs:ignore WordPress.Security.EscapeOutput
+                }
+            }
+
+            die(); // another day.
+        }
+
+
+        /**
+         * Retrieves an array of default data for color picker.
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      array Default values from config.
+         */
+        private function get_default_data(): array {
+            $def_opts = $this->parent->options_defaults[ $this->field_id ];
+
+            if ( isset( $def_opts['color_scheme_name'] ) ) {
+                return array();
+            }
+
+            $sections = $this->parent->sections;
+            $data     = array();
+
+            foreach ( $sections as $arr ) {
+                if ( isset( $arr['fields'] ) ) {
+                    foreach ( $arr['fields'] as $arr2 ) {
+                        if ( $arr2['id'] === $this->field_id ) {
+
+                            // Select fields.
+                            if ( isset( $arr2['select'] ) ) {
+                                foreach ( $arr2['select'] as $v ) {
+                                    $data[] = array(
+                                        'id'    => $v['id'],
+                                        'value' => $v['default'],
+                                        'type'  => 'select',
+                                    );
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+
+            foreach ( $def_opts as $v ) {
+                $title = $v['title'] ?? $v['id'];
+                $color = $v['color'] ?? '';
+                $alpha = $v['alpha'] ?? 1;
+                $grp   = $v['group'] ?? '';
+
+                if ( '' === $color || 'transparent' === $color ) {
+                    $rgba = $this->output_transparent ? 'transparent' : '';
+                } else {
+                    $rgba = Redux_Helpers::hex2rgba( $color, $alpha );
+                }
+
+                $data[] = array(
+                    'id'    => $v['id'],
+                    'title' => $title,
+                    'color' => $color,
+                    'alpha' => $alpha,
+                    'group' => $grp,
+                    'rgba'  => $rgba,
+                );
+            }
+
+            return $data;
+        }
+    }
+
+    class_alias( Redux_Extension_Color_Scheme::class, 'ReduxFramework_Extension_Color_Scheme' );
 }

redux-core/inc/extensions/import_export/class-redux-extension-import-export.php

Indentation +146 added lines, -146 removed lines

@@ -14,153 +14,153 @@
 // Don't duplicate me!
 if ( ! class_exists( 'Redux_Extension_Import_Export', false ) ) {
 
-	/**
-	 * Main ReduxFramework import_export extension class
-	 *
-	 * @since       3.1.6
-	 */
-	class Redux_Extension_Import_Export extends Redux_Extension_Abstract {
-
-		/**
-		 * Ext version.
-		 *
-		 * @var string
-		 */
-		public static $version = '4.5.10';
-
-		/**
-		 * Is field bit.
-		 *
-		 * @var bool
-		 */
-		public bool $is_field = false;
-
-		/**
-		 * Class Constructor. Defines the args for the extensions class
-		 *
-		 * @param object $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function __construct( $redux ) {
-			parent::__construct( $redux, __FILE__ );
-
-			$this->add_field( 'import_export' );
-
-			add_action( 'wp_ajax_redux_download_options-' . $this->parent->args['opt_name'], array( $this, 'download_options' ) );
-
-			// phpcs:ignore WordPress.NamingConventions.ValidHookName
-			do_action( 'redux/options/' . $this->parent->args['opt_name'] . '/import', array( $this, 'remove_cookie' ) );
-
-			$this->is_field = Redux_Helpers::is_field_in_use( $redux, 'import_export' );
-
-			if ( ! $this->is_field && $this->parent->args['show_import_export'] ) {
-				$this->add_section();
-			}
-
-			add_filter( 'upload_mimes', array( $this, 'custom_upload_mimes' ) );
-		}
-
-		/**
-		 * Adds the appropriate mime types to WordPress
-		 *
-		 * @param array|null $existing_mimes .
-		 *
-		 * @return array
-		 */
-		public function custom_upload_mimes( ?array $existing_mimes = array() ): array {
-			$existing_mimes['redux'] = 'application/redux';
-
-			return $existing_mimes;
-		}
-
-		/**
-		 * Add section to panel.
-		 */
-		public function add_section() {
-			$this->parent->sections[] = array(
-				'id'         => 'import/export',
-				'title'      => esc_html__( 'Import / Export', 'redux-framework' ),
-				'heading'    => '',
-				'icon'       => 'el el-refresh',
-				'customizer' => false,
-				'fields'     => array(
-					array(
-						'id'         => 'redux_import_export',
-						'type'       => 'import_export',
-						'full_width' => true,
-					),
-				),
-			);
-		}
-
-		/**
-		 * Import download options.
-		 */
-		public function download_options() {
-			if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
-				wp_die( esc_html__( 'You do not have permission to export options.', 'redux-framework' ) );
-			}
-
-			if ( ! isset( $_GET['secret'] ) || ! wp_verify_nonce( sanitize_key( wp_unslash( $_GET['secret'] ) ), 'redux_io_' . $this->parent->args['opt_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				wp_die( 'Invalid secret for options use.' );
-			}
-
-			if ( ! Redux_Rate_Limiter::check( 'download_options' ) ) {
-				wp_die( 'Rate limit exceeded. Please try again later.' );
-			}
-
-			$this->parent->options_class->get();
-			$backup_options                 = $this->parent->options;
-			$backup_options['redux-backup'] = 1;
-
-			if ( isset( $backup_options['REDUX_imported'] ) ) {
-				unset( $backup_options['REDUX_imported'] );
-			}
-
-			// No need to escape this, as it's been properly escaped previously and through json_encode.
-			$content = wp_json_encode( $backup_options );
-
-			if ( isset( $_GET['action'] ) && 'redux_download_options-' . $this->parent->args['opt_name'] === $_GET['action'] ) { // phpcs:ignore WordPress.Security.NonceVerification
-				header( 'Content-Description: File Transfer' );
-				header( 'Content-type: application/txt' );
-				header( 'Content-Disposition: attachment; filename="redux_options_"' . $this->parent->args['opt_name'] . '_backup_' . gmdate( 'm-d-Y' ) . '.json' );
-				header( 'Content-Transfer-Encoding: binary' );
-				header( 'Expires: 0' );
-				header( 'Cache-Control: must-revalidate' );
-				header( 'Pragma: public' );
-			} else {
-				header( 'Expires: Mon, 26 Jul 1997 05:00:00 GMT' );
-				header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . 'GMT' );
-				header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
-				header( 'Cache-Control: no-store, no-cache, must-revalidate' );
-				header( 'Cache-Control: post-check=0, pre-check=0', false );
-				header( 'Pragma: no-cache' );
-
-				// Can't include the type. Thanks old Firefox and IE. BAH.
-				// header('Content-type: application/json');.
-			}
-
-			// phpcs:ignore WordPress.Security.EscapeOutput
-			echo( $content );
-			exit;
-		}
-
-		/**
-		 * Remove current tab cookie.
-		 */
-		public function remove_cookie() {
-			// Remove the import/export tab cookie.
-			if ( isset( $_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] ) && 'import_export_default' === $_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] ) {
-				setcookie( 'redux_current_tab_' . $this->parent->args['opt_name'], '', 1, '/' );
-				$_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] = 1;
-			}
-		}
-	}
+    /**
+     * Main ReduxFramework import_export extension class
+     *
+     * @since       3.1.6
+     */
+    class Redux_Extension_Import_Export extends Redux_Extension_Abstract {
+
+        /**
+         * Ext version.
+         *
+         * @var string
+         */
+        public static $version = '4.5.10';
+
+        /**
+         * Is field bit.
+         *
+         * @var bool
+         */
+        public bool $is_field = false;
+
+        /**
+         * Class Constructor. Defines the args for the extensions class
+         *
+         * @param object $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      public
+         */
+        public function __construct( $redux ) {
+            parent::__construct( $redux, __FILE__ );
+
+            $this->add_field( 'import_export' );
+
+            add_action( 'wp_ajax_redux_download_options-' . $this->parent->args['opt_name'], array( $this, 'download_options' ) );
+
+            // phpcs:ignore WordPress.NamingConventions.ValidHookName
+            do_action( 'redux/options/' . $this->parent->args['opt_name'] . '/import', array( $this, 'remove_cookie' ) );
+
+            $this->is_field = Redux_Helpers::is_field_in_use( $redux, 'import_export' );
+
+            if ( ! $this->is_field && $this->parent->args['show_import_export'] ) {
+                $this->add_section();
+            }
+
+            add_filter( 'upload_mimes', array( $this, 'custom_upload_mimes' ) );
+        }
+
+        /**
+         * Adds the appropriate mime types to WordPress
+         *
+         * @param array|null $existing_mimes .
+         *
+         * @return array
+         */
+        public function custom_upload_mimes( ?array $existing_mimes = array() ): array {
+            $existing_mimes['redux'] = 'application/redux';
+
+            return $existing_mimes;
+        }
+
+        /**
+         * Add section to panel.
+         */
+        public function add_section() {
+            $this->parent->sections[] = array(
+                'id'         => 'import/export',
+                'title'      => esc_html__( 'Import / Export', 'redux-framework' ),
+                'heading'    => '',
+                'icon'       => 'el el-refresh',
+                'customizer' => false,
+                'fields'     => array(
+                    array(
+                        'id'         => 'redux_import_export',
+                        'type'       => 'import_export',
+                        'full_width' => true,
+                    ),
+                ),
+            );
+        }
+
+        /**
+         * Import download options.
+         */
+        public function download_options() {
+            if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
+                wp_die( esc_html__( 'You do not have permission to export options.', 'redux-framework' ) );
+            }
+
+            if ( ! isset( $_GET['secret'] ) || ! wp_verify_nonce( sanitize_key( wp_unslash( $_GET['secret'] ) ), 'redux_io_' . $this->parent->args['opt_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                wp_die( 'Invalid secret for options use.' );
+            }
+
+            if ( ! Redux_Rate_Limiter::check( 'download_options' ) ) {
+                wp_die( 'Rate limit exceeded. Please try again later.' );
+            }
+
+            $this->parent->options_class->get();
+            $backup_options                 = $this->parent->options;
+            $backup_options['redux-backup'] = 1;
+
+            if ( isset( $backup_options['REDUX_imported'] ) ) {
+                unset( $backup_options['REDUX_imported'] );
+            }
+
+            // No need to escape this, as it's been properly escaped previously and through json_encode.
+            $content = wp_json_encode( $backup_options );
+
+            if ( isset( $_GET['action'] ) && 'redux_download_options-' . $this->parent->args['opt_name'] === $_GET['action'] ) { // phpcs:ignore WordPress.Security.NonceVerification
+                header( 'Content-Description: File Transfer' );
+                header( 'Content-type: application/txt' );
+                header( 'Content-Disposition: attachment; filename="redux_options_"' . $this->parent->args['opt_name'] . '_backup_' . gmdate( 'm-d-Y' ) . '.json' );
+                header( 'Content-Transfer-Encoding: binary' );
+                header( 'Expires: 0' );
+                header( 'Cache-Control: must-revalidate' );
+                header( 'Pragma: public' );
+            } else {
+                header( 'Expires: Mon, 26 Jul 1997 05:00:00 GMT' );
+                header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . 'GMT' );
+                header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
+                header( 'Cache-Control: no-store, no-cache, must-revalidate' );
+                header( 'Cache-Control: post-check=0, pre-check=0', false );
+                header( 'Pragma: no-cache' );
+
+                // Can't include the type. Thanks old Firefox and IE. BAH.
+                // header('Content-type: application/json');.
+            }
+
+            // phpcs:ignore WordPress.Security.EscapeOutput
+            echo( $content );
+            exit;
+        }
+
+        /**
+         * Remove current tab cookie.
+         */
+        public function remove_cookie() {
+            // Remove the import/export tab cookie.
+            if ( isset( $_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] ) && 'import_export_default' === $_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] ) {
+                setcookie( 'redux_current_tab_' . $this->parent->args['opt_name'], '', 1, '/' );
+                $_COOKIE[ 'redux_current_tab_' . $this->parent->args['opt_name'] ] = 1;
+            }
+        }
+    }
 }
 
 if ( ! class_exists( 'ReduxFramework_extension_import_export' ) ) {
-	class_alias( 'Redux_Extension_Import_Export', 'ReduxFramework_extension_import_export' );
+    class_alias( 'Redux_Extension_Import_Export', 'ReduxFramework_extension_import_export' );
 }